(a) Name the parts ‘1’ to ‘5’ indicated by guidelines.
(b) What term is given to the period of development of the foetus in the womb?
(c) How many days does the foetus take to be fully developed?
(d) Mention two functions of the parts labelled ‘2’ other than its endocrine functions.
(e) Name (any one) hormone produced by the part labelled ‘2’.
(a)
The umbilical cord is represented by part 1
The placenta is represented by part 2.
Amnion is represented by Part 3.
Part 4 depicts the uterus’s mouth.
Part 5 represents the uterus’ muscular wall.
(b) Gestation
(c) 280 days
(d) The foetus receives oxygen and nourishment from the placenta. Furthermore, the placenta eliminates carbon dioxide and the foetus’ waste products.
(e) Progesterone